Crossing the Sacramento River in Redding, California is the sundial bridge which (as you might have guessed) serves the dual purpose of being both a bridge and a sundial! I previously tried to use North America’s largest sundial to tell the time on Google Earth, which was much more effort than I’d anticipated, and not an exercise I’m keen to repeat. However, according to “Sundial 101“, telling the time on the sundial bridge should be easier, as “the base plate is titled at an angle equal to the latitude, and the style is perpendicular to the base, which…